Can you screw down 1/4 underlayment?

Can you screw down 1/4 underlayment?

You can fasten SurePly® plywood underlayment by selecting one of the following options: Galvanized coated chisel-point staples with a 1/4″ maximum crown or flathead wood screws treated with a moisture-resistant coating (such as galvanized or zinc). Do not use drywall screws.

How do you fasten underlayment for plywood?

When installed with staples, the underlayment sheets are fastened every 2 inches along the edges of the sheet and every 4 inches in the field area. Screws and nails may be spaced farther apart. Sheets can be butted together (just touching, not forced tightly together) or they can be gapped about 1/8 inch, or so.

Should you staple or screw underlayment to subfloor?

Never use adhesive on the sub-floor to attach the plywood underlayment. Instead, fasten the plywood underlayment panels with staples, ring-shank nails or screws.

Should I use nails or screws for underlayment?

Screws are preferred over nails for subfloor and underlayment installations as they provide strong and tight connections that help prevent the floor from squeaking. Before starting your next subfloor or underlayment installation, make sure you have the right subfloor screw gun for the job.

What type of fastener is used for underlayment?

Ring-shank and spiral-shank nails are the best fasteners for this application because they are grooved to increase friction and resist withdrawal. In fact, studies at Clemson University in South Carolina have shown that these nails have as much as twice the holding capacity of smooth-shank nails and staples.

Do you nail down underlayment?

Most flooring underlayment is installed floating on top of your subfloor. Installers usually lay the underlayment on the floor and start installing the laminate flooring on top. There is no fastening the underlayment to the subfloor.

Do you staple underlayment?

Floating Underlayment There is no fastening the underlayment to the subfloor. However, during installation some installers like to fasten underlayment to the subfloor to prevent the underlayment from moving. If your choose this route, staples are a good choice to fasten the underlayment.

What screws should I use for underlayment?

Steel Screws The proper steel screw sizes for securing 3/4-inch plywood to the floor joists are #8, #10 and #12 screws. The number refers to the thickness of the screw. Each is available in lengths from 1 1/4 to 3 inches. Typically, the 3-inch variety is used to secure plywood subfloors.

How do you nail down Luan underlayment?

Start in one corner of the room and lay a full sheet of luan perpendicular to the direction of the subfloor panels. Leave a 1/16 inch gap between the walls and the luan panel. Use a staple gun to insert 1/4-inch crown staples every 6 inches across the plane of the luan panel and every 2 inches along the edges.

What nails should I use for underlayment?

Grip-Rite underlayment nails are used when attaching plywood or sheathing over existing wood floors or floor joists. Underlayment nails have a ring shank for greater holding power.